Maybe you are a speed bump purchasing manager, who are looking for high quality speed bump, and Hongqiao Traffic are a professional manufacturer & supplier that can meet your needs. Not only speed bump we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on speed bump. Don't hesitate to get in touch with us if you are interested in speed bump, we won't let you down.